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Grevillea irrasa Makinson
Family Proteaceae
Grevillea irrasa Makinson APNI*

Description: Spreading to erect shrub, 1.5–3 m high.

Leaves oblong to obovate to oblanceolate or occasionally elliptic, mostly 3–6 (rarely to 9) cm long, 5–22 mm wide, margins entire and shortly recurved, upper surface granular to rough, lower surface exposed, velvety to villous.

Conflorescences usually terminal, decurved to pendent, pedunculate, sometimes branched; unit inflorescence a loose cluster of 6–16 flowers. Perianth red to apricot to pink, subvillous outside, bearded inside. Gynoecium 14–17 mm long; ovary stipitate, glabrous; style pubescent in apical 2–5 mm; pollen presenter lateral.

Follicle glabrous.


Flowering: Flowers August–January

Distribution and occurrence: Grows in lower-altitude dry sclerophyll forest, inland from Pambula and Moruya.
NSW subdivisions: SC, ST
AVH map***

This species differs from the Victorian G. miqueliana in having longer and narrower leaves, 3.5–7 cm long and 5–22 mm wide.

Text by R. O. Makinson
Taxon concept:

 Key to the subspecies 
1Leaves narrow-oblong to oblanceolate, length:breadth ratio of 5–10:1; indumentum on the lower leaf surface with all hairs ± spreading, not obviously 2-layeredsubsp. irrasa
Leaves obovate to oblanceolate or elliptic or oblong, length:breadth ratio of 5–7:1; indumentum on the lower leaf surface with spreading hairs emergent from a denser layer of appressed hairs (20–30 x magnification)subsp. didymochiton

APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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